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src/util/bytevectorhash.h
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MarcoFalke
scripted-diff: [doc] Unify stale copyright headers
17 дек 2025, 00:21
17 дек 2025, 00:21
fa5f297
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// Copyright (c) 2018-present The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #ifndef BITCOIN_UTIL_BYTEVECTORHASH_H #define BITCOIN_UTIL_BYTEVECTORHASH_H #include <cstdint> #include <cstddef> #include <vector> /** * Implementation of Hash named requirement for types that internally store a byte array. This may * be used as the hash function in std::unordered_set or std::unordered_map over such types. * Internally, this uses a random instance of SipHash-2-4. */ class ByteVectorHash final { private: uint64_t m_k0, m_k1; public: ByteVectorHash(); size_t operator()(const std::vector<unsigned char>& input) const; }; #endif // BITCOIN_UTIL_BYTEVECTORHASH_H